# -*- coding: utf-8 -*-
# created by Src - 一路好时光

#用*号打印等边三角形
for i in range(10):
    if i<=5:
        print("*"*i)
    else:
        print((10-i)*"*")

# *
# **
# ***
# ****
# *****
# ****
# ***
# **
# *